Home / 1,139,481,304.83-1,709,190,070.52-363,173,549.67

Finding the Fourth Proportional to 1,139,481,304.83, 1,709,190,070.52 and 363,173,549.67

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Solution

The fourth proportional to 1,139,481,304.83, 1,709,190,070.52 and 363,173,549.67 is: 544,750,161.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,481,304.83 : 1,709,190,070.52 = 363,173,549.67 : x
  2. Step 2: Convert to fraction form
    1,139,481,304.83/1,709,190,070.52 = 363,173,549.67/x
  3. Step 3: Cross multiply
    1,139,481,304.83x = 1,709,190,070.52 × 363,173,549.67
  4. Step 4: Simplify right side
    1,139,481,304.83x = 620,732,624,969,650,176
  5. Step 5: Solve for x
    x = 620,732,624,969,650,176/1,139,481,304.83
  6. Step 6: Final answer
    x = 544,750,161.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.